Annotations: 2F05

Domain Annotation: SCOP/SCOPe Classification SCOP-e Database Homepage

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A	d2f05a_	All alpha proteins	PAH2 domain	PAH2 domain	PAH2 domain	Sin3B	house mouse (Mus musculus ) [TaxId: 10090 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2 Family	PAH2 domain	8027999	4001017	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	PAH2 domain-like	8040378	3000467	SCOP2 (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	PAH	e2f05A1	A: alpha bundles	X: PAH2 domain (From Topology)	H: PAH2 domain (From Topology)	T: PAH2 domain	F: PAH	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	1.20.1160.11	Mainly Alpha	Up-down Bundle	Paired amphipathic helix 2 (pah2 repeat)	Paired amphipathic helix	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF02671	Paired amphipathic helix repeat (PAH)	Paired amphipathic helix repeat	-	Repeat

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	Paired amphipathic helix protein Sin3b	transcription corepressor activity transcription regulator activity transcription coregulator activity protein-macromolecule adaptor activity molecular adaptor activity protein-containing complex binding chromatin binding binding	regulation of cellular process negative regulation of biological process negative regulation of cellular metabolic process regulation of primary metabolic process negative regulation of RNA biosynthetic process nucleobase-containing compound metabolic process DNA-templated transcription regulation of RNA metabolic process organic substance biosynthetic process negative regulation of nucleobase-containing compound metabolic process regulation of nucleobase-containing compound metabolic process negative regulation of DNA-templated transcription regulation of biological process cellular metabolic process regulation of cellular process negative regulation of biological process negative regulation of cellular metabolic process regulation of primary metabolic process negative regulation of RNA biosynthetic process nucleobase-containing compound metabolic process DNA-templated transcription regulation of RNA metabolic process organic substance biosynthetic process negative regulation of nucleobase-containing compound metabolic process regulation of nucleobase-containing compound metabolic process negative regulation of DNA-templated transcription regulation of biological process cellular metabolic process negative regulation of metabolic process primary metabolic process regulation of cellular metabolic process negative regulation of cellular biosynthetic process organic cyclic compound metabolic process regulation of gene expression biosynthetic process negative regulation of macromolecule biosynthetic process organic cyclic compound biosynthetic process metabolic process regulation of macromolecule biosynthetic process macromolecule metabolic process regulation of DNA-templated transcription regulation of metabolic process negative regulation of RNA metabolic process cellular biosynthetic process RNA metabolic process RNA biosynthetic process nucleic acid biosynthetic process organic substance metabolic process negative regulation of cellular process regulation of RNA biosynthetic process negative regulation of macromolecule metabolic process regulation of biosynthetic process biological regulation regulation of macromolecule metabolic process nucleobase-containing compound biosynthetic process gene expression macromolecule biosynthetic process nucleic acid metabolic process regulation of cellular biosynthetic process negative regulation of biosynthetic process cellular process negative regulation of locomotion regulation of cell motility regulation of locomotion regulation of cell migration negative regulation of cell motility cell migration cell motility negative regulation of cell migration locomotion developmental process heart development multicellular organismal process cardiac muscle tissue development animal organ development tissue development striated muscle tissue development circulatory system development multicellular organism development anatomical structure development muscle tissue development system development negative regulation of cell cycle cell cycle regulation of cell cycle transcription by RNA polymerase II regulation of transcription by RNA polymerase II negative regulation of transcription by RNA polymerase II muscle structure development skeletal muscle organ development skeletal muscle tissue development muscle organ development	intracellular organelle intracellular anatomical structure sex chromosome organelle intracellular non-membrane-bounded organelle chromosome cellular anatomical entity non-membrane-bounded organelle X chromosome Y chromosome membrane-bounded organelle protein-containing complex Sin3-type complex nucleus intracellular organelle intracellular anatomical structure sex chromosome organelle intracellular non-membrane-bounded organelle chromosome cellular anatomical entity non-membrane-bounded organelle X chromosome Y chromosome membrane-bounded organelle protein-containing complex Sin3-type complex nucleus membrane-enclosed lumen nuclear chromosome nuclear protein-containing complex intracellular organelle lumen histone deacetylase complex nucleoplasm catalytic complex protein-DNA complex chromatin intracellular membrane-bounded organelle organelle lumen nuclear lumen XY body cytoplasm autosome

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR039774	Transcriptional regulatory protein Sin3-like	Family
A	IPR031693	Sin3, C-terminal	Domain
A	IPR013194	Histone deacetylase interacting domain	Domain
A	IPR003822	Paired amphipathic helix	Repeat
A	IPR036600	Paired amphipathic helix superfamily	Homologous Superfamily

RCSB PDB Core Operations are funded by the National Science Foundation (DBI-1832184), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM133198.